Jake Tech Lab

NVIDIA GB200 vs NVIDIA B300

NVIDIA GB200 comes out ahead of NVIDIA B300 on 5 of the 8 things that decide this, going by what each maker publishes. The one that matters for you may be one the leader loses.

NVIDIA GB200Winner
NVIDIA GB200
7.0
Good
5 of 8 rounds
vs
NVIDIA B300
NVIDIA B300
6.6
Fair
3 of 8 rounds

The verdict

NVIDIA GB200 takes it, 5–3 on rounds.

On the published figures, NVIDIA GB200 takes 5 of 8 rounds. Treat that as a starting point and check the current figures on both pages, because prices and plans move.

Choose NVIDIA GB200 if…

  • • You want NVIDIA GB200's edge on how fast its memory is and how fast it runs fp8 ai math

Choose NVIDIA B300 if…

  • • You want NVIDIA B300's edge on how much memory it has and how much power it draws

Round by round

  1. Round 1How much memory it hasNVIDIA B300 wins
    NVIDIA GB2005/10

    186 GB HBM3E

    gpu memory

    • 186 GB HBM3E, against 270 GB HBM3E

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3008/10

    270 GB HBM3E

    gpu memory

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B300 wins this round on what the company itself publishes.

  2. Round 2How fast its memory isNVIDIA GB200 wins
    NVIDIA GB2008/10

    8 TB/s

    memory bandwidth

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3005/10

    7.7 TB/s

    memory bandwidth

    • 7.7 TB/s, against 8 TB/s

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA GB200 wins this round on what the company itself publishes.

  3. Round 3How fast it runs FP8 AI mathNVIDIA GB200 wins
    NVIDIA GB2008/10

    10 PFLOPS

    fp8/fp6 tensor core, with sparsity

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3005/10

    9 PFLOPS

    fp8/fp6 tensor core, with sparsity

    • 9 PFLOPS, against 10 PFLOPS

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA GB200 wins this round on what the company itself publishes.

  4. Round 4How fast it runs FP16 AI mathNVIDIA GB200 wins
    NVIDIA GB2008/10

    5 PFLOPS

    fp16/bf16 tensor core, with sparsity

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3005/10

    4.5 PFLOPS

    fp16/bf16 tensor core, with sparsity

    • 4.5 PFLOPS, against 5 PFLOPS

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA GB200 wins this round on what the company itself publishes.

  5. Round 5How fast it runs FP4 AI mathNVIDIA GB200 wins
    NVIDIA GB2008/10

    20 PFLOPS

    fp4 tensor core, with sparsity

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3005/10

    18 PFLOPS

    fp4 tensor core, with sparsity

    • 18 PFLOPS, against 20 PFLOPS

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA GB200 wins this round on what the company itself publishes.

  6. Round 6How much power it drawsNVIDIA B300 wins
    NVIDIA GB2005/10

    1,200 W

    max tdp

    • 1,200 W, against 1,100 W

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3008/10

    1,100 W

    max tdp

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B300 wins this round on what the company itself publishes.

  7. Round 7How it handles scientific FP64 mathNVIDIA GB200 wins
    NVIDIA GB2008/10

    40 TFLOPS

    fp64/fp64 tensor core

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA B3005/10

    1.2 TFLOPS

    fp64/fp64 tensor core

    • 1.2 TFLOPS, against 40 TFLOPS

    Source: dam-cdn.nvd.orangelogic.com ↗

    NVIDIA GB200 wins this round on what the company itself publishes.

  8. Round 8How new it isNVIDIA B300 wins
    NVIDIA GB2005/10

    2024

    year announced

    • 2024, against 2025

    Source: nvidianews.nvidia.com ↗

    NVIDIA B3008/10

    2025

    year announced

    Source: nvidianews.nvidia.com ↗

    NVIDIA B300 wins this round on what the company itself publishes.

NVIDIA GB200NVIDIA GB200
NVIDIA B300NVIDIA B300

Side by side

Overall score
7.0
Best
6.6
Price
See price
See price
How fast its memory is
7.8
6.3
How much memory it has
6.5
7.3
How much power it draws
5.8
6.5
How fast it runs FP16 AI math
8.0
6.5
How new it is
6.0
8.0
Head-to-head findings
How fast its memory is
8 TB/s
7.7 TB/s
How much memory it has
186 GB HBM3E
270 GB HBM3E
How much power it draws
1,200 W
1,100 W
How fast it runs FP16 AI math
5 PFLOPS
4.5 PFLOPS
How new it is
2024
2025
Which memory generation it uses
HBM3E
HBM3E
How fast it runs FP8 AI math
10 PFLOPS
9 PFLOPS
How it handles scientific FP64 math
40 TFLOPS
1.2 TFLOPS
Record
Head-to-head record
3–1
1–2–1
Head-to-heads won
75 %
33 %
Rounds won
62 %
46 %
Pros
      Cons
      • 1,200 W, against 700 W
      • 40 TFLOPS, against 67 TFLOPS
      • 186 GB HBM3E, against 288 GB HBM3E
      • 40 TFLOPS, against 78.6 TFLOPs
      • 270 GB HBM3E, against 288 GB HBM3E
      • 7.7 TB/s, against 8 TB/s
      • 1.2 TFLOPS, against 78.6 TFLOPs
      • 9 PFLOPS, against 10 PFLOPS
      Add a third option to this comparison →

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